SECTION 5 - HYDRAULICS
5-30
3121784
Cylinders Bleeding
Vent Valve
Air inside the circuit has to be removed in order to avoid
vibration and irregular motion of the cylinder, vent valves
are apply to make this kind of operation.
Failure to remove air from the circuit can cause diesel
effect with consequent damage of the seals.
Be sure that there is no presence of air inside the cylinder
before it start working.
Bleeder screw
CAUTION
LOOSEN BLEEDER SCREW TO LET AIR ESCAPE RE-TIGHTENING TORQUE
6 FT. LB. (8 Nm).
5.11 REPLACEMENT HYDRAULIC PUMP
Pump removal
1.
Open the top cap of the hydraulic oil tank.
2.
Tag & disconnect the hoses from the pump 15.
3.
Loose screws 16.
4.
Remove from the pump 15 from the adapter 12.
5.
Loosen nut 10 and remove the coupling 11 and
plate 14 from the pump shaft 15.
6.
Move the new pump the particular 14.
Pump installation
1.
Install the plate 14, coupling 11, and the nut 10
on the pump.
2.
Tighten the nut 10 at (15Nm).
3.
Fit the pump 15 on the coupling 15 with screw
16.
4.
Connect the hoses to the pump 15.
Image 4
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